Atharvaveda 4.2
वा॒स॒न्तौ मासौ॑ गो॒प्तारा॒वकु॑र्वन् बृ॒हच्च॑ रथंत॒रं चा॑नुष्ठा॒तारौ॑ ॥२॥
Vasantau masau goptaravakurvan brihachcha rathantaram chanushthatarau
वा॒स॒न्तौ मासौ॑ गो॒प्तारा॒वकु॑र्वन् बृ॒हच्च॑ रथंत॒रं चा॑नुष्ठा॒तारौ॑ ॥२॥
Vasantau masau goptaravakurvan brihachcha rathantaram chanushthatarau